GHSA-H356-3MFW-X368 Mattermost Fails to Verify User's Permissions When Accessing Groups

Mattermost versions 10.5.x = 10.5.2, 9.11.x = 9.11.11 failed to properly verify a user's permissions when accessing groups, which allows an attacker to view group information via an API request...

CVE-2025-3446

Mattermost versions 10.6.x = 10.6.1, 10.5.x = 10.5.2, 10.4.x = 10.4.4, 9.11.x = 9.11.11 fail to check the correct permissions which allows authenticated users who only have permission to invite non-guest users to a team to add guest users to that team via the API to add a single user to a team...